Home / 38,091.06-57,136.59-18,365.94

Finding the Fourth Proportional to 38,091.06, 57,136.59 and 18,365.94

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Solution

The fourth proportional to 38,091.06, 57,136.59 and 18,365.94 is: 27,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.06 : 57,136.59 = 18,365.94 : x
  2. Step 2: Convert to fraction form
    38,091.06/57,136.59 = 18,365.94/x
  3. Step 3: Cross multiply
    38,091.06x = 57,136.59 × 18,365.94
  4. Step 4: Simplify right side
    38,091.06x = 1,049,367,183.74
  5. Step 5: Solve for x
    x = 1,049,367,183.74/38,091.06
  6. Step 6: Final answer
    x = 27,548.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.